Medical Study on Instagram: "Let’s know these bacteria on the basis of gram staining. 👉What is Gram staining..? 👉It is a laboratory technique used to differentiate bacterial species into two large groups based on the structure of their cell walls: Gram-Positive & Gram-Negative. 👉Classification based on : - Cell wall structure - Thickness of the peptidoglycan layer - Presence/absence of outer membrane - Ability to retain crystal violet dye after decolorization. 👉Purpose of gram staining: -Dia